Home / 8,514,705.42-12,773,740.65-3,123,405.90

Finding the Fourth Proportional to 8,514,705.42, 12,773,740.65 and 3,123,405.90

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Solution

The fourth proportional to 8,514,705.42, 12,773,740.65 and 3,123,405.90 is: 4,685,726.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,514,705.42 : 12,773,740.65 = 3,123,405.90 : x
  2. Step 2: Convert to fraction form
    8,514,705.42/12,773,740.65 = 3,123,405.90/x
  3. Step 3: Cross multiply
    8,514,705.42x = 12,773,740.65 × 3,123,405.90
  4. Step 4: Simplify right side
    8,514,705.42x = 39,897,576,911,279.84
  5. Step 5: Solve for x
    x = 39,897,576,911,279.84/8,514,705.42
  6. Step 6: Final answer
    x = 4,685,726.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.